samples: bluetooth: fast_pair: locator_tag: update default device model

Updated the documentation details about the default device model used
in the Fast Pair Locator Tag sample. The model configurations has been
updated to support the Android intent feature for firmware updates.

Ref: NCSDK-32027

Signed-off-by: Kamil Piszczek <[email protected]>

Author: kapi-no

samples/bluetooth/fast_pair/locator_tag/README.rst

@@ -259,6 +259,9 @@ If the Model ID and Anti-Spoofing Private Key are not specified, the following d
    * Anti-Spoofing Private Key (Base64, uncompressed): ``rie10A7ONqwd77VmkxGsblPUbMt384qjDgcEJ/ctT9Y=``
    * Device Type: Locator Tag
    * Notification Type: Fast Pair
+   * Firmware Version: ``99.99.99+0``
+   * Firmware Type: Non-critical
+   * Companion App Package Name: no.nordicsemi.android.nrfconnectdevicemanager
    * Data-Only connection: true
    * No Personalized Name: true
    * Find My Device: true